彼は滅多に

he rarely

→ 彼
phrase Rare #24,316
he rarely 滅多に is usually used with a negative verb to mean “rarely” or “hardly ever.”
JA: 彼は滅多に外食しない。
EN: He rarely eats out.

彼は滅多に新しいものを注文しない

He rarely orders anything new.

彼は滅多に遊びに来ない

He rarely comes over to hang out.

彼は滅多に教会に行かない

He rarely goes to church.

彼は滅多に本を開かない

He hardly ever opens a book.